Description

(S)-γ-(Boc-Amino)-β-Oxo-Benzenepentanoic Acid Methyl Ester is a high-purity, chiral building block essential for advanced pharmaceutical synthesis. This compound is valued for its role as a key intermediate in the development of active pharmaceutical ingredients (APIs) and complex organic molecules. It is primarily needed by research institutions and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors for constructing peptidomimetics and other bioactive compounds.

Application

• Pharmaceutical Intermediate: A critical chiral synthon in the multi-step synthesis of novel drug candidates and APIs.
• Peptidomimetic Research: Used to introduce specific stereochemistry and functional groups in the design of peptide analogs and protease inhibitors.
• Asymmetric Synthesis: Serves as a starting material or advanced intermediate in catalytic asymmetric reactions to create complex molecular architectures.
• Medicinal Chemistry: Employed in lead optimization and structure-activity relationship (SAR) studies for new therapeutic agents.
• Custom Synthesis: A valuable substrate for contract research and manufacturing organizations (CROs/CMOs) producing specialized fine chemicals.

Basic Information

Product Name	(S)-γ-(Boc-Amino)-β-Oxo-Benzenepentanoic Acid Methyl Ester
CAS No.	101669-73-2
Molecular Formula	C₁₇H₂₃NO₆
Molecular Weight	337.37 g/mol
Synonyms	(S)-Methyl 4-(tert-butoxycarbonylamino)-2-oxo-5-phenylpentanoate; (S)-Methyl 5-(tert-butoxycarbonylamino)-4-oxo-3-phenylpentanoate; (S)-Boc-β-oxo-homophenylalanine methyl ester; (S)-Boc-Amino-β-oxo-benzenepentanoic acid methyl ester; (S)-γ-(Boc-amino)-β-oxo-benzenepentanoic acid methyl ester; (S)-Methyl 5-((tert-butoxycarbonyl)amino)-4-oxo-3-phenylpentanoate; (S)-Boc-β-keto-homophenylalanine methyl ester
EINECS	Contact for details

Quality Control

Our (S)-γ-(Boc-Amino)-β-Oxo-Benzenepentanoic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification, to ensure it meets the high standards required for pharmaceutical R&D and production. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.